IHF: Moved backtrace methods to separate debug file.

Author: dmitry-ivanov

src/debug.php

@@ -0,0 +1,32 @@
+<?php
+
+if (!function_exists('backtrace_as_string')) {
+    function backtrace_as_string()
+    {
+        ob_start();
+
+        debug_print_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
+        $backtrace = ob_get_contents();
+
+        ob_end_clean();
+
+        return $backtrace;
+    }
+}
+
+if (!function_exists('minimized_backtrace_as_string')) {
+    function minimized_backtrace_as_string()
+    {
+        $minimized = [];
+
+        $backtrace = backtrace_as_string();
+        $backtrace = explode("\n", $backtrace);
+        foreach ($backtrace as $item) {
+            if (preg_match('/(#\d+) .*? called at \[(.*?)\]/', $item, $matches)) {
+                $minimized[] = $matches[1] . ' ' . $matches[2];
+            }
+        }
+
+        return implode("\n", $minimized);
+    }
+}

src/format.php

@@ -49,34 +49,3 @@ function format_xml($xml)
         return $dom->saveXML();
     }
 }
-
-if (!function_exists('backtrace_as_string')) {
-    function backtrace_as_string()
-    {
-        ob_start();
-
-        debug_print_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
-        $backtrace = ob_get_contents();
-
-        ob_end_clean();
-
-        return $backtrace;
-    }
-}
-
-if (!function_exists('minimized_backtrace_as_string')) {
-    function minimized_backtrace_as_string()
-    {
-        $minimized = [];
-
-        $backtrace = backtrace_as_string();
-        $backtrace = explode("\n", $backtrace);
-        foreach ($backtrace as $item) {
-            if (preg_match('/(#\d+) .*? called at \[(.*?)\]/', $item, $matches)) {
-                $minimized[] = $matches[1] . ' ' . $matches[2];
-            }
-        }
-
-        return implode("\n", $minimized);
-    }
-}